Kearen Pang writes and directs this Hong Kong drama that follows two very different women on the cusp of turning 30. Christy Lam (Chrissie Chau) is a regional marketing director for a successful cosmetics company who leads a stable but stressful life. However, her stability is shattered when she has to leave her flat and her long-term relationship with her boyfriend suddenly ends. She moves in with Wong Tin-lok (Joyce Cheng), a fellow 29-year-old with a very different outlook on life. When she discovers Wong's diary, Christy begins to learn more about her new flatmate's unique approach to the world.